22244433444223 has 4 divisors (see below), whose sum is σ = 22245215433280. Its totient is φ = 22243651455168.

The previous prime is 22244433444179. The next prime is 22244433444251. The reversal of 22244433444223 is 32244433444222.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22244433444223 - 2³³ = 22235843509631 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22244433444223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22244433444293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 390951858 + ... + 391008751.

It is an arithmetic number, because the mean of its divisors is an integer number (5561303858320).

Almost surely, 2^{22244433444223} is an apocalyptic number.

22244433444223 is a deficient number, since it is larger than the sum of its proper divisors (781989057).

22244433444223 is an equidigital number, since it uses as much as digits as its factorization.

22244433444223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 781989056.

The product of its digits is 3538944, while the sum is 43.

Adding to 22244433444223 its reverse (32244433444222), we get a palindrome (54488866888445).

Subtracting 22244433444223 from its reverse (32244433444222), we obtain a palindrome (9999999999999).

The spelling of 22244433444223 in words is "twenty-two trillion, two hundred forty-four billion, four hundred thirty-three million, four hundred forty-four thousand, two hundred twenty-three".